Hirokazu Chiba

According to our database, Hirokazu Chiba authored at least 22 papers between 2011 and 2025.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2025

Expanding the concept of ID conversion in TogoID by introducing multi-semantic and label features.

Shuya Ikeda, Kiyoko F. Aoki-Kinoshita, Hirokazu Chiba, Susumu Goto, Masae Hosoda, Shuichi Kawashima, Jin-Dong Kim, Yuki Moriya, Tazro Ohta, Hiromasa Ono, Terue Takatsuki, Yasunori Yamamoto, Toshiaki Katayama

J. Biomed. Semant., December, 2025

2023

Data in use for Alzheimer disease study: combining gene expression, orthology, bioresource and disease datasets.

Tarcisio Mendes de Farias, Tatsuya Kushida, Ana Claudia Sima, Christophe Dessimoz, Hirokazu Chiba, Frédéric B. Bastian, Hiroshi Masuya

Proceedings of the 14th International Conference on Semantic Web Applications and Tools for Health Care and Life Sciences (SWAT4HCLS 2023), 2023

Formatting SPARQL 1.1 via Parsing Expression Grammar.

Hirokazu Chiba

Proceedings of the Workshop, 2023

2022

TogoID: an exploratory ID converter to bridge biological datasets.

Shuya Ikeda, Hiromasa Ono, Tazro Ohta, Hirokazu Chiba, Yuki Naito, Yuki Moriya, Shuichi Kawashima, Yasunori Yamamoto, Shinobu Okamoto, Susumu Goto, Toshiaki Katayama

Bioinform., 2022

2020

BioHackathon 2015: Semantics of data for life sciences and reproducible research.

Rutger A. Vos, Toshiaki Katayama, Hiroyuki Mishima, Shin Kawano, Shuichi Kawashima, Jin-Dong Kim, Yuki Moriya, Toshiaki Tokimatsu, Atsuko Yamaguchi, Yasunori Yamamoto, Hongyan Wu, Peter Amstutz, Erick Antezana, Nobuyuki P. Aoki, Kazuharu Arakawa, Jerven T. Bolleman, Evan E. Bolton, Raoul Jean Pierre Bonnal, Hidemasa Bono, Kees Burger, Hirokazu Chiba, Kevin Bretonnel Cohen, Eric W. Deutsch, Jesualdo Tomás Fernández-Breis, Gang Fu, Takatomo Fujisawa, Atsushi Fukushima, Alexander García Castro, Naohisa Goto, Tudor Groza, Colin Hercus, Robert Hoehndorf, Kotone Itaya, Nick S. Juty, Takeshi Kawashima, Jee-Hyub Kim, Akira R. Kinjo, Masaaki Kotera, Kouji Kozaki, Sadahiro Kumagai, Tatsuya Kushida, Thomas Lütteke, Masaaki Matsubara, Joe Miyamoto, Attayeb Mohsen, Hiroshi Mori, Yuki Naito, Takeru Nakazato, Jeremy NguyenXuan, Kozo Nishida, Naoki Nishida, Hiroyo Nishide, Soichi Ogishima, Tazro Ohta, Shujiro Okuda, Benedict Paten, Jean-Luc Perret, Philip Prathipati, Pjotr Prins, Núria Queralt-Rosinach, Daisuke Shinmachi, Shinya Suzuki, Tsuyosi Tabata, Terue Takatsuki, Kieron R. Taylor, Mark Thompson, Ikuo Uchiyama, Bruno Vieira, Chih-Hsuan Wei, Mark D. Wilkinson, Issaku Yamada, Ryota Yamanaka, Kazutoshi Yoshitake, Akiyasu C. Yoshizawa, Michel Dumontier, Kenjiro Kosaki, Toshihisa Takagi

F1000Research, 2020

G2GML: Graph to Graph Mapping Language for Bridging RDF and Property Graphs.

Hirokazu Chiba, Ryota Yamanaka, Shota Matsumoto

Proceedings of the ISWC 2020 Demos and Industry Tracks: From Novel Ideas to Industrial Practice co-located with 19th International Semantic Web Conference (ISWC 2020), 2020

SPANG: A SPARQL client with templating, one-liner functionality, and API.

Hirokazu Chiba

Proceedings of the ISWC 2020 Demos and Industry Tracks: From Novel Ideas to Industrial Practice co-located with 19th International Semantic Web Conference (ISWC 2020), 2020

2019

MBGD update 2018: microbial genome database based on hierarchical orthology relations covering closely related and distantly related comparisons.

Ikuo Uchiyama, Motohiro Mihara, Hiroyo Nishide, Hirokazu Chiba, Masaki Kato

Nucleic Acids Res., 2019

BioHackathon series in 2013 and 2014: improvements of semantic interoperability in life science data and services.

Toshiaki Katayama, Shuichi Kawashima, Gos Micklem, Shin Kawano, Jin-Dong Kim, Simon Kocbek, Shinobu Okamoto, Yue Wang, Hongyan Wu, Atsuko Yamaguchi, Yasunori Yamamoto, Erick Antezana, Kiyoko F. Aoki-Kinoshita, Kazuharu Arakawa, Masaki Banno, Joachim Baran, Jerven T. Bolleman, Raoul Jean Pierre Bonnal, Hidemasa Bono, Jesualdo Tomás Fernández-Breis, Robert M. Buels, Matthew P. Campbell, Hirokazu Chiba, Peter J. A. Cock, Kevin Bretonnel Cohen, Michel Dumontier, Takatomo Fujisawa, Toyofumi Fujiwara, Leyla J. García, Pascale Gaudet, Emi Hattori, Robert Hoehndorf, Kotone Itaya, Maori Ito, Daniel Jamieson, Simon Jupp, Nick S. Juty, Alex Kalderimis, Fumihiro Kato, Hideya Kawaji, Takeshi Kawashima, Akira R. Kinjo, Yusuke Komiyama, Masaaki Kotera, Tatsuya Kushida, James Malone, Masaaki Matsubara, Satoshi Mizuno, Sayaka Mizutani, Hiroshi Mori, Yuki Moriya, Katsuhiko Murakami, Takeru Nakazato, Hiroyo Nishide, Yosuke Nishimura, Soichi Ogishima, Tazro Ohta, Shujiro Okuda, Hiromasa Ono, Yasset Pérez-Riverol, Daisuke Shinmachi, Andrea Splendiani, Francesco Strozzi, Shinya Suzuki, Junichi Takehara, Mark Thompson, Toshiaki Tokimatsu, Ikuo Uchiyama, Karin Verspoor, Mark D. Wilkinson, Sarala M. Wimalaratne, Issaku Yamada, Nozomi Yamamoto, Masayuki Yarimizu, Shoko Kawamoto, Toshihisa Takagi

F1000Research, 2019

Property Graph Exchange Format.

Hirokazu Chiba, Ryota Yamanaka, Shota Matsumoto

CoRR, 2019

TogoGenome/TogoStanza: modularized Semantic Web genome database.

Toshiaki Katayama, Shuichi Kawashima, Shinobu Okamoto, Yuki Moriya, Hirokazu Chiba, Yuki Naito, Takatomo Fujisawa, Hiroshi Mori, Toshihisa Takagi

Database J. Biol. Databases Curation, 2019

2018

Mapping RDF Graphs to Property Graphs.

Shota Matsumoto, Ryota Yamanaka, Hirokazu Chiba

Proceedings of the Workshop and Poster Proceedings of the 8th Joint International Semantic Technology Conference co-located with the 8th Joint International Semantic Technology Conference (JIST 2018), 2018

2017

SPANG: a SPARQL client supporting generation and reuse of queries for distributed RDF databases.

Hirokazu Chiba, Ikuo Uchiyama

BMC Bioinform., 2017

Leveraging Logical Rules for Efficacious Representation of Large Orthology Datasets.

Tarcisio M. Farias, Hirokazu Chiba, Jesualdo Tomás Fernández-Breis

Proceedings of the 10th International Conference on Semantic Web Applications and Tools for Health Care and Life Sciences (SWAT4LS 2017), 2017

2016

The Orthology Ontology: development and applications.

Jesualdo Tomás Fernández-Breis, Hirokazu Chiba, María Del Carmen Legaz-García, Ikuo Uchiyama

J. Biomed. Semant., 2016

2015

MBGD update 2015: microbial genome database for flexible ortholog analysis utilizing a diverse set of genomic data.

Ikuo Uchiyama, Motohiro Mihara, Hiroyo Nishide, Hirokazu Chiba

Nucleic Acids Res., 2015

Towards the Semantic Standardization of Orthology Content.

Jesualdo Tomás Fernández-Breis, María Del Carmen Legaz-García, Hirokazu Chiba, Ikuo Uchiyama

Proceedings of the 8th Semantic Web Applications and Tools for Life Sciences International Conference, 2015

SPANG: A Command-line Client Supporting Query Generation for Distributed SPARQL Endpoints.

Hirokazu Chiba, Ikuo Uchiyama

Proceedings of the 8th Semantic Web Applications and Tools for Life Sciences International Conference, 2015

2014

Improvement of domain-level ortholog clustering by optimizing domain-specific sum-of-pairs score.

Hirokazu Chiba, Ikuo Uchiyama

BMC Bioinform., 2014

BioHackathon series in 2011 and 2012: penetration of ontology and linked data in life science domains.

Toshiaki Katayama, Mark D. Wilkinson, Kiyoko F. Aoki-Kinoshita, Shuichi Kawashima, Yasunori Yamamoto, Atsuko Yamaguchi, Shinobu Okamoto, Shin Kawano, Jin-Dong Kim, Yue Wang, Hongyan Wu, Yoshinobu Kano, Hiromasa Ono, Hidemasa Bono, Simon Kocbek, Jan Aerts, Yukie Akune, Erick Antezana, Kazuharu Arakawa, Bruno Aranda, Joachim Baran, Jerven T. Bolleman, Raoul Jean Pierre Bonnal, Pier Luigi Buttigieg, Matthew P. Campbell, Yi-an Chen, Hirokazu Chiba, Peter J. A. Cock, Kevin Bretonnel Cohen, Alexandru Constantin

J. Biomed. Semant., 2014

2013

MBGD update 2013: the microbial genome database for exploring the diversity of microbial world.

Ikuo Uchiyama, Motohiro Mihara, Hiroyo Nishide, Hirokazu Chiba

Nucleic Acids Res., 2013

2011

CELLPEDIA: a repository for human cell information for cell studies and differentiation analyses.

Akiko Hatano, Hirokazu Chiba, Harry Amri Moesa, Takeaki Taniguchi, Satoshi Nagaie, Koji Yamanegi, Takako Takai-Igarashi, Hiroshi Tanaka, Wataru Fujibuchi

Database J. Biol. Databases Curation, 2011